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Another very good source for finding the meaning of (IPC) classification(s) and even searching in the classifications to find classes that relate to your subject is the Espacenet site maintained by the European Patent Office. Here you can search the Cooperative Patent Classification (CPC) which has replaced the European Patent Classification (ECLA) and is ...


Would you care to explain in more detail what you are trying to do? What is your problem with the WIPO website? When you click on Browse and Search in the WIPO website, you can enter the subclass or subgroup as "current symbol" on the left hand side and then click "go to". For instance, if you want to know what G06F 3/033 means, you simply enter G06F 3/033 ...

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